Class file format java7

Roel Spilker r.spilker at
Wed Feb 23 08:02:43 PST 2011

Hi all,

In java7 some modifications will be made to the class file format. At
least there will be some new constant types added to the constant
pool. For instance CONSTANT_MethodHandle for method handles.

Is there already documentation available? I'm looking for something like

If not, when can this be expected? I don't need a final version, but I
would like to start working on java7 compliancy.

Roel Spilker

P.S. Can anybody tell me what happened to constant type #17?

More information about the lambda-dev mailing list